As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH, THE PILOT REPORTED THAT THE LT & RT HYD PRESS ANNUNCIATORS ILLUMINATED & THE HYD PRESS GAUGE INDICATED 0 PSI. THE PILOT NOTIFIED ATC OF THE CONDITION & DECLARED AN EMER. PERFORMED A MANUAL EXTENSION OF THE LG IAW THE EMER PROCEDURES IN QRH, LANDED WITHOUT FURTHER INCIDENT. TROUBLESHOOTING REVEALED A FLEX HOSE CONNECTING TO RT FLAP ACTUATOR HAD A HOLE. REPLACED FLEX HOSE & BOTH HYD PUMPS & FILTERS. PERFORMED LEAK & OPERATIONAL CHECKS OF COMPONENTS & SYSTEM. ALL CHECKS WERE NORMAL.